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37．--Excuse me.Mr. Li.I don't know the meaning of the whole sentence．What shall I do?--You'd better first the new words．A．look for B．look at C．look up D．look through 【查看更多】

 

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— Excuse me，Mr. Li，I don’t know the meaning of the whole sentence. What shall I do?

—You’d better first ________ the new words.

A．1ook for            B．1ook up         C．1ook through          D．look around

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